This is what we call a 'self-sovling-problem'
A major part of their business model is giving low initial rates and then raising the rent over and over knowing what a pain it will be for the renters to move to a different storage place.
The industry acronym for the strategy is "ECRIs", existing customer rate increases, and it is a profitability metric they track.
People want to get rich quick.
There's going to be a never ending list of people that will tell them how - just so they can get useless karma points on Social Media, even if they don't make any money, and just convince you to lose your money.
What about Amish people? Or Buddhists?